Kugenzura ubuziranenge bwibibaho bya fenolike bishyirwa mubikorwa muri buri murongo
Gutahura mbere yo kubyara fenolike
Ibisobanuro byemeza ikibaho cya fenolike mubikorwa
Kohereza umusaruro ubunini bwibibaho
Gupima ibice byimikorere ya fenolike
Gupima ibice byimikorere ya fenolike
Gupima ibice byimikorere ya fenolike
